function h_colorbar = my_getCurrentColorbar()
	% handle = my_getCurrentColorbar()
	% -------- custom function ------
	% description:
	%	get handle of current figure's colorbar
	% input:
	%	none;
	% output:
	%	handle of colorbar
	% Author: Sid Chen
	% Date: 2022/1/8
	h_colorbar = get(ancestor(gca, 'axes'), 'Colorbar');
end

